DD60 12.7L (ddec IV) Sound & Engine Pack [1.54]
This pack delivers an authentic recreation of the iconic 12.7L Series 60, featuring the FGT turbo wastegate working in harmony with stock, muffled rear pipes for that deep, resonant exhaust tone. Spec’d for fleet usage, this engine comes with a 2-stage Jake Brake, offering a controlled yet unmistakable braking sound that’s a staple of highway…








